/*
 * Copyright (C) guolin, Suzhou Quxiang Inc. Open source codes for study only.
 * Do not use for commercial purpose.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.quxianggif.util.glide

import okhttp3.Interceptor
import okhttp3.Response
import java.io.IOException
import java.util.*

/**
 * 用于监听Glide网络请求下载进度的拦截器。
 * @author guolin
 * @since 2017/10/25
 */
internal class ProgressInterceptor : Interceptor {

    @Throws(IOException::class)
    override fun intercept(chain: Interceptor.Chain): Response {
        val request = chain.request()
        val response = chain.proceed(request)
        val url = request.url().toString()
        val body = response.body()
        return response.newBuilder().body(ProgressResponseBody(url, body!!)).build()
    }

    companion object {

        val LISTENER_MAP: MutableMap<String, ProgressListener> = HashMap()

        fun addListener(url: String, listener: ProgressListener) {
            LISTENER_MAP[url] = listener
        }

        fun removeListener(url: String) {
            LISTENER_MAP.remove(url)
        }
    }

}